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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GFX_PLATFORM_FONT_IOS_H_
#define UI_GFX_PLATFORM_FONT_IOS_H_
#include "ui/gfx/platform_font.h"
namespace gfx {
class PlatformFontIOS : public PlatformFont {
public:
PlatformFontIOS();
explicit PlatformFontIOS(NativeFont native_font);
PlatformFontIOS(const std::string& font_name,
int font_size);
// Overridden from PlatformFont:
virtual Font DeriveFont(int size_delta, int style) const override;
virtual int GetHeight() const override;
virtual int GetBaseline() const override;
virtual int GetCapHeight() const override;
virtual int GetExpectedTextWidth(int length) const override;
virtual int GetStyle() const override;
virtual std::string GetFontName() const override;
virtual std::string GetActualFontNameForTesting() const override;
virtual int GetFontSize() const override;
virtual const FontRenderParams& GetFontRenderParams() const override;
virtual NativeFont GetNativeFont() const override;
private:
PlatformFontIOS(const std::string& font_name, int font_size, int style);
virtual ~PlatformFontIOS() {}
// Initialize the object with the specified parameters.
void InitWithNameSizeAndStyle(const std::string& font_name,
int font_size,
int style);
// Calculate and cache the font metrics.
void CalculateMetrics();
std::string font_name_;
int font_size_;
int style_;
// Cached metrics, generated at construction.
int height_;
int ascent_;
int cap_height_;
int average_width_;
DISALLOW_COPY_AND_ASSIGN(PlatformFontIOS);
};
} // namespace gfx
#endif // UI_GFX_PLATFORM_FONT_IOS_H_
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